<body class="layui-layout-body">
<div class="layui-layout layui-layout-admin">
  <div class="layui-header">
    <div class="layui-logo"><a href="/admin/" style="color:#009688;"><h2>后台管理</h2></a></div>
    <!-- 头部区域（可配合layui已有的水平导航） -->
    <ul class="layui-nav layui-layout-left">
      <li class="layui-nav-item"><a href="/"><i class="layui-icon layui-icon-home"></i> 返回前台</a></li>
    </ul>
    <ul class="layui-nav layui-layout-right">
      <li class="layui-nav-item">
        <a href="javascript:;">
          <img id="touxiang" src="<?php session_start();echo $_SESSION['imgurl'];?>" class="layui-nav-img">
          <?php session_start();
          echo $_SESSION['username'];?>        
        </a>
        <dl class="layui-nav-child">
          <dd><a href="/admin/api/logout.php?out=true">退出</a></dd>
        </dl>
      </li>
    </ul>
  </div>
